Resize, sharpen, and compress an image to fit email platform size limits in a single pipeline.
한국어 요약은 준비 중입니다. 원문 설명을 표시하고 있습니다.
Generate a professional achievement certificate with recipient name, course details, date, and a QR code for formal download or print.
한국어 요약은 준비 중입니다. 원문 설명을 표시하고 있습니다.
설치하기 전에 에이전트에게 전달되는 지시 내용을 확인할 수 있습니다.
Online learning platforms and corporate training departments use this recipe to generate a completion certificate on demand. Define the recipient name, course title, completion date, and a QR code linking to a verification page — producing a landscape PDF ready for formal download or print.
Document Generation (1 credits/request)
You need an Iteration Layer API key. Get one at platform.iterationlayer.com during the 7-day trial.
For full integration guidance (SDKs, auth, MCP, error handling), see the Iteration Layer Integration Guide.
curl -X POST https://api.iterationlayer.com/document-generation/v1/generate \
-H "Authorization: Bearer YOUR_API_KEY" \
-H "Content-Type: application/json" \
-d '{
"format": "pdf",
"document": {
"metadata": {
"title": "Certificate of Completion - Advanced Data Engineering",
"author": "Horizon Academy"
},
"page": {
"size": {
"width_in_pt": 842,
"height_in_pt": 595,
},
"margins": {
"top_in_pt": 60,
"right_in_pt": 72,
"bottom_in_pt": 60,
"left_in_pt": 72
}
},
"styles": {
"text": {
"font_family": "Helvetica",
"font_size_in_pt": 11.0,
"line_height": 1.5,
"color": "#333333"
},
"headline": {
"font_family": "Helvetica",
"font_size_in_pt": 24.0,
"color": "#111111",
"spacing_before_in_pt": 12.0,
"spacing_after_in_pt": 6.0,
"font_weight": "bold"
},
"link": {
"color": "#0066CC",
"is_underlined": true
},
"list": {
"text_style": {
"font_family": "Helvetica",
"font_size_in_pt": 11.0,
"line_height": 1.5,
"color": "#333333"
},
"marker_color": "#333333",
"marker_gap_in_pt": 8.0
},
"table": {
"header": {
"background_color": "#333333",
"text_color": "#FFFFFF",
"font_size_in_pt": 11.0,
"font_weight": "bold"
},
"body": {
"background_color": "#FFFFFF",
"text_color": "#333333",
"font_size_in_pt": 11.0
},
"border": {
"outer": {
"top": {
"color": "#CCCCCC",
"width_in_pt": 1.0
},
"right": {
"color": "#CCCCCC",
"width_in_pt": 1.0
},
"bottom": {
"color": "#CCCCCC",
"width_in_pt": 1.0
},
"left": {
"color": "#CCCCCC",
"width_in_pt": 1.0
}
},
"inner": {
"horizontal": {
"color": "#EEEEEE",
"width_in_pt": 0.5
},
"vertical": {
"color": "#EEEEEE",
"width_in_pt": 0.5
}
}
}
},
"grid": {
"background_color": "#FFFFFF",
"border_color": "#CCCCCC",
"border_width_in_pt": 0.0,
"gap_in_pt": 12.0
},
"separator": {
"color": "#CCCCCC",
"thickness_in_pt": 1.0,
"spacing_before_in_pt": 12.0,
"spacing_after_in_pt": 12.0
},
"image": {
"border_color": "#000000",
"border_width_in_pt": 0.0
}
},
"content": [
{
"type": "headline",
"level": "h3",
"text": "HORIZON ACADEMY",
},
{ "type": "separator" },
{
"type": "headline",
"level": "h1",
"text": "Certificate of Completion",
},
{ "type": "paragraph", "runs": [{ "text": "This certificate is proudly presented to" }] },
{
"type": "headline",
"level": "h1",
"text": "James Whitfield",
},
{ "type": "paragraph", "runs": [{ "text": "for successfully completing the course" }] },
{
"type": "headline",
"level": "h2",
"text": "Advanced Data Engineering with Apache Spark",
},
{
"type": "paragraph",
"markdown": "Completed on **March 1,
2026** with a score of **94%** after 42 hours of coursework covering distributed data processing,
pipeline orchestration,
and performance optimization.",
},
{ "type": "separator" },
{ "type": "grid", "columns": [
{ "column_span": 4, "blocks": [
{ "type": "paragraph", "runs": [{
"text": "Certificate ID",
"font_weight": "bold",
}] },
{ "type": "paragraph", "runs": [{ "text": "CERT-2026-ADE-07284" }] }
]},
{ "column_span": 4, "blocks": [
{ "type": "paragraph", "runs": [{
"text": "Issued By",
"font_weight": "bold",
}] },
{ "type": "paragraph", "runs": [{
"text": "Dr. Elena Marchetti,
Program Director",
}] }
]},
{ "column_span": 4, "blocks": [
{
"type": "qr-code",
"value": "https://verify.horizonacademy.com/cert/2026-ADE-07284",
"width_in_pt": 80,
"height_in_pt": 80,
"fg_hex_color": "#000000",
"bg_hex_color": "#FFFFFF"
}
]}
]}
]
}
}'
import { IterationLayer } from "iterationlayer";
const client = new IterationLayer({ apiKey: "YOUR_API_KEY" });
const result = await client.generateDocument({
format: "pdf",
document: {
metadata: {
title: "Certificate of Completion - Advanced Data Engineering",
author: "Horizon Academy",
},
page: {
size: {
width_in_pt: 842,
height_in_pt: 595,
},
margins: {
top_in_pt: 60,
right_in_pt: 72,
bottom_in_pt: 60,
left_in_pt: 72,
},
},
styles: {
text: {
font_family: "Helvetica",
font_size_in_pt: 11.0,
line_height: 1.5,
color: "#333333",
},
headline: {
font_family: "Helvetica",
font_size_in_pt: 24.0,
color: "#111111",
spacing_before_in_pt: 12.0,
spacing_after_in_pt: 6.0,
font_weight: "bold",
},
link: {
color: "#0066CC",
is_underlined: true,
},
list: {
text_style: {
font_family: "Helvetica",
font_size_in_pt: 11.0,
line_height: 1.5,
color: "#333333",
},
marker_color: "#333333",
marker_gap_in_pt: 8.0,
},
table: {
header: {
background_color: "#333333",
text_color: "#FFFFFF",
font_size_in_pt: 11.0,
font_weight: "bold",
},
body: {
background_color: "#FFFFFF",
text_color: "#333333",
font_size_in_pt: 11.0,
},
border: {
outer: {
top: {
color: "#CCCCCC",
width_in_pt: 1.0,
},
right: {
color: "#CCCCCC",
width_in_pt: 1.0,
},
bottom: {
color: "#CCCCCC",
width_in_pt: 1.0,
},
left: {
color: "#CCCCCC",
width_in_pt: 1.0,
},
},
inner: {
horizontal: {
color: "#EEEEEE",
width_in_pt: 0.5,
},
vertical: {
color: "#EEEEEE",
width_in_pt: 0.5,
},
},
},
},
grid: {
background_color: "#FFFFFF",
border_color: "#CCCCCC",
border_width_in_pt: 0.0,
gap_in_pt: 12.0,
},
separator: {
color: "#CCCCCC",
thickness_in_pt: 1.0,
spacing_before_in_pt: 12.0,
spacing_after_in_pt: 12.0,
},
image: {
border_color: "#000000",
border_width_in_pt: 0.0,
},
},
content: [
{
type: "headline",
level: "h3",
text: "HORIZON ACADEMY",
},
{ type: "separator" },
{
type: "headline",
level: "h1",
text: "Certificate of Completion",
},
{ type: "paragraph", runs: [{ text: "This certificate is proudly presented to" }] },
{
type: "headline",
level: "h1",
text: "James Whitfield",
},
{ type: "paragraph", runs: [{ text: "for successfully completing the course" }] },
{
type: "headline",
level: "h2",
text: "Advanced Data Engineering with Apache Spark",
},
{
type: "paragraph",
markdown: "Completed on **March 1,
2026** with a score of **94%** after 42 hours of coursework covering distributed data processing,
pipeline orchestration,
and performance optimization.",
},
{ type: "separator" },
{ type: "grid", columns: [
{ column_span: 4, blocks: [
{ type: "paragraph", runs: [{
text: "Certificate ID",
font_weight: "bold",
}] },
{ type: "paragraph", runs: [{ text: "CERT-2026-ADE-07284" }] },
]},
{ column_span: 4, blocks: [
{ type: "paragraph", runs: [{
text: "Issued By",
font_weight: "bold",
}] },
{ type: "paragraph", runs: [{
text: "Dr. Elena Marchetti,
Program Director",
}] },
]},
{ column_span: 4, blocks: [
{
type: "qr-code",
value: "https://verify.horizonacademy.com/cert/2026-ADE-07284",
width_in_pt: 80,
height_in_pt: 80,
fg_hex_color: "#000000",
bg_hex_color: "#FFFFFF",
},
]},
]},
],
},
});
from iterationlayer import IterationLayer
client = IterationLayer(api_key="YOUR_API_KEY")
result = client.generate_document(
format="pdf",
document={
"metadata": {
"title": "Certificate of Completion - Advanced Data Engineering",
"author": "Horizon Academy",
},
"page": {
"size": {
"width_in_pt": 842,
"height_in_pt": 595,
},
"margins": {
"top_in_pt": 60,
"right_in_pt": 72,
"bottom_in_pt": 60,
"left_in_pt": 72,
},
},
"styles": {
"text": {
"font_family": "Helvetica",
"font_size_in_pt": 11.0,
"line_height": 1.5,
"color": "#333333",
},
"headline": {
"font_family": "Helvetica",
"font_size_in_pt": 24.0,
"color": "#111111",
"spacing_before_in_pt": 12.0,
"spacing_after_in_pt": 6.0,
"font_weight": "bold",
},
"link": {
"color": "#0066CC",
"is_underlined": True,
},
"list": {
"text_style": {
"font_family": "Helvetica",
"font_size_in_pt": 11.0,
"line_height": 1.5,
"color": "#333333",
},
"marker_color": "#333333",
"marker_gap_in_pt": 8.0,
},
"table": {
"header": {
"background_color": "#333333",
"text_color": "#FFFFFF",
"font_size_in_pt": 11.0,
"font_weight": "bold",
},
"body": {
"background_color": "#FFFFFF",
"text_color": "#333333",
"font_size_in_pt": 11.0,
},
"border": {
"outer": {
"top": {
"color": "#CCCCCC",
"width_in_pt": 1.0,
},
"right": {
"color": "#CCCCCC",
"width_in_pt": 1.0,
},
"bottom": {
"color": "#CCCCCC",
"width_in_pt": 1.0,
},
"left": {
"color": "#CCCCCC",
"width_in_pt": 1.0,
},
},
"inner": {
"horizontal": {
"color": "#EEEEEE",
"width_in_pt": 0.5,
},
"vertical": {
"color": "#EEEEEE",
"width_in_pt": 0.5,
},
},
},
},
"grid": {
"background_color": "#FFFFFF",
"border_color": "#CCCCCC",
"border_width_in_pt": 0.0,
"gap_in_pt": 12.0,
},
"separator": {
"color": "#CCCCCC",
"thickness_in_pt": 1.0,
"spacing_before_in_pt": 12.0,
"spacing_after_in_pt": 12.0,
},
"image": {
"border_color": "#000000",
"border_width_in_pt": 0.0,
},
},
"content": [
{
"type": "headline",
"level": "h3",
"text": "HORIZON ACADEMY",
},
{"type": "separator"},
{
"type": "headline",
"level": "h1",
"text": "Certificate of Completion",
},
{"type": "paragraph", "runs": [{"text": "This certificate is proudly presented to"}]},
{
"type": "headline",
"level": "h1",
"text": "James Whitfield",
},
{"type": "paragraph", "runs": [{"text": "for successfully completing the course"}]},
{
"type": "headline",
"level": "h2",
"text": "Advanced Data Engineering with Apache Spark",
},
{
"type": "paragraph",
"markdown": "Completed on **March 1,
2026** with a score of **94%** after 42 hours of coursework covering distributed data processing,
pipeline orchestration,
and performance optimization.",
},
{"type": "separator"},
{"type": "grid", "columns": [
{"column_span": 4, "blocks": [
{"type": "paragraph", "runs": [{
"text": "Certificate ID",
"font_weight": "bold",
}]},
{"type": "paragraph", "runs": [{"text": "CERT-2026-ADE-07284"}]},
]},
{"column_span": 4, "blocks": [
{"type": "paragraph", "runs": [{
"text": "Issued By",
"font_weight": "bold",
}]},
{"type": "paragraph", "runs": [{
"text": "Dr. Elena Marchetti,
Program Director",
}]},
]},
{"column_span": 4, "blocks": [
{
"type": "qr-code",
"value": "https://verify.horizonacademy.com/cert/2026-ADE-07284",
"width_in_pt": 80,
"height_in_pt": 80,
"fg_hex_color": "#000000",
"bg_hex_color": "#FFFFFF",
},
]},
]},
],
},
)
package main
import il "github.com/iterationlayer/sdk-go"
func main() {
client := il.NewClient("YOUR_API_KEY")
result, err := client.GenerateDocument(il.GenerateDocumentRequest{
Format: "pdf",
Document: il.DocumentDefinition{
Metadata: il.DocumentMetadata{
Title: "Certificate of Completion - Advanced Data Engineering",
Author: "Horizon Academy",
},
Page: il.PageConfig{
Size: il.PageSize{
WidthInPt: 842,
HeightInPt: 595,
},
Margins: il.Margins{
TopInPt: 60,
RightInPt: 72,
BottomInPt: 60,
LeftInPt: 72,
},
},
Content: []il.ContentBlock{
il.NewHeadlineBlock("h3", "HORIZON ACADEMY"),
il.NewSeparatorBlock(),
il.NewHeadlineBlock("h1", "Certificate of Completion"),
il.ParagraphBlock{
Type: "paragraph",
Markdown: "This certificate is proudly presented to",
},
il.NewHeadlineBlock("h1", "James Whitfield"),
il.ParagraphBlock{
Type: "paragraph",
Markdown: "for successfully completing the course",
},
il.NewHeadlineBlock("h2", "Advanced Data Engineering with Apache Spark"),
il.ParagraphBlock{
Type: "paragraph",
Markdown: "Completed on **March 1,
2026** with a score of **94%** after 42 hours of coursework.",
},
il.NewSeparatorBlock(),
il.NewDocumentQrCodeBlock("https://verify.horizonacademy.com/cert/2026-ADE-07284", 80, 80),
},
},
})
if err != nil {
panic(err)
}
}
{
"name": "Generate PDF Certificate",
"nodes": [
{
"parameters": {
"content": "## Generate PDF Certificate\n\nOnline learning platforms and corporate training departments use this recipe to generate a completion certificate on demand. Define the recipient name, course title, completion date, and a QR code linking to a verification page \u2014 producing a landscape PDF ready for formal download or print.\n\n**Note:** This workflow uses the Iteration Layer community node (`n8n-nodes-iterationlayer`). Install it via Settings > Community Nodes on self-hosted n8n, or add it directly on n8n Cloud with Verified Community Nodes enabled.",
"height": 280,
"width": 500,
"color": 2
},
"type": "n8n-nodes-base.stickyNote",
"typeVersion": 1,
"position": [
200,
40
],
"id": "9de906d3-89ac-4cf1-bd8e-f5952694e6d0",
"name": "Overview"
},
{
"parameters": {
"content": "### Step 1: Generate Document\nResource: **Document Generation**\n\nConfigure the Document Generation parameters below, then connect your credentials.",
"height": 160,
"width": 300,
"color": 6
},
"type": "n8n-nodes-base.stickyNote",
"typeVersion": 1,
"position": [
475,
100
],
"id": "d592b491-e86f-4152-955f-4287a2ff40c0",
"name": "Step 1 Note"
},
{
"parameters": {},
"type": "n8n-nodes-base.manualTrigger",
"typeVersion": 1,
"position": [
250,
300
],
"id": "1e88b559-d5e6-4613-b143-5a1aa9412f15",
"name": "Manual Trigger"
},
{
"parameters": {
"resource": "documentGeneration",
"format": "pdf",
"documentJson": "{\n \"metadata\": {\n \"title\": \"Certificate of Completion - Advanced Data Engineering\",\n \"author\": \"Horizon Academy\"\n },\n \"page\": {\n \"size\": {\n \"width_in_pt\": 842,\n \"height_in_pt\": 595\n },\n \"margins\": {\n \"top_in_pt\": 60,\n \"right_in_pt\": 72,\n \"bottom_in_pt\": 60,\n \"left_in_pt\": 72\n }\n },\n \"styles\": {\n \"text\": {\n \"font_family\": \"Helvetica\",\n \"font_size_in_pt\": 11.0,\n \"line_height\": 1.5,\n \"color\": \"#333333\"\n },\n \"headline\": {\n \"font_family\": \"Helvetica\",\n \"font_size_in_pt\": 24.0,\n \"color\": \"#111111\",\n \"spacing_before_in_pt\": 12.0,\n \"spacing_after_in_pt\": 6.0,\n \"font_weight\": \"bold\"\n },\n \"link\": {\n \"color\": \"#0066CC\",\n \"is_underlined\": true\n },\n \"list\": {\n \"text_style\": {\n \"font_family\": \"Helvetica\",\n \"font_size_in_pt\": 11.0,\n \"line_height\": 1.5,\n \"color\": \"#333333\"\n },\n \"marker_color\": \"#333333\",\n \"marker_gap_in_pt\": 8.0\n },\n \"table\": {\n \"header\": {\n \"background_color\": \"#333333\",\n \"text_color\": \"#FFFFFF\",\n \"font_size_in_pt\": 11.0,\n \"font_weight\": \"bold\"\n },\n \"body\": {\n \"background_color\": \"#FFFFFF\",\n \"text_color\": \"#333333\",\n \"font_size_in_pt\": 11.0\n },\n \"border\": {\n \"outer\": {\n \"top\": {\n \"color\": \"#CCCCCC\",\n \"width_in_pt\": 1.0\n },\n \"right\": {\n \"color\": \"#CCCCCC\",\n \"width_in_pt\": 1.0\n },\n \"bottom\": {\n \"color\": \"#CCCCCC\",\n \"width_in_pt\": 1.0\n },\n \"left\": {\n \"color\": \"#CCCCCC\",\n \"width_in_pt\": 1.0\n }\n },\n \"inner\": {\n \"horizontal\": {\n \"color\": \"#EEEEEE\",\n \"width_in_pt\": 0.5\n },\n \"vertical\": {\n \"color\": \"#EEEEEE\",\n \"width_in_pt\": 0.5\n }\n }\n }\n },\n \"grid\": {\n \"background_color\": \"#FFFFFF\",\n \"border_color\": \"#CCCCCC\",\n \"border_width_in_pt\": 0.0,\n \"gap_in_pt\": 12.0\n },\n \"separator\": {\n \"color\": \"#CCCCCC\",\n \"thickness_in_pt\": 1.0,\n \"spacing_before_in_pt\": 12.0,\n \"spacing_after_in_pt\": 12.0\n },\n \"image\": {\n \"border_color\": \"#000000\",\n \"border_width_in_pt\": 0.0\n }\n },\n \"content\": [\n {\n \"type\": \"headline\",\n \"level\": \"h3\",\n \"text\": \"HORIZON ACADEMY\"\n },\n {\n \"type\": \"separator\"\n },\n {\n \"type\": \"headline\",\n \"level\": \"h1\",\n \"text\": \"Certificate of Completion\"\n },\n {\n \"type\": \"paragraph\",\n \"runs\": [\n {\n \"text\": \"This certificate is proudly presented to\"\n }\n ]\n },\n {\n \"type\": \"headline\",\n \"level\": \"h1\",\n \"text\": \"James Whitfield\"\n },\n {\n \"type\": \"paragraph\",\n \"runs\": [\n {\n \"text\": \"for successfully completing the course\"\n }\n ]\n },\n {\n \"type\": \"headline\",\n \"level\": \"h2\",\n \"text\": \"Advanced Data Engineering with Apache Spark\"\n },\n {\n \"type\": \"paragraph\",\n \"markdown\": \"Completed on **March 1,\\n 2026** with a score of **94%** after 42 hours of coursework covering distributed data processing,\\n pipeline orchestration,\\n and performance optimization.\"\n },\n {\n \"type\": \"separator\"\n },\n {\n \"type\": \"grid\",\n \"columns\": [\n {\n \"column_span\": 4,\n \"blocks\": [\n {\n \"type\": \"paragraph\",\n \"runs\": [\n {\n \"text\": \"Certificate ID\",\n \"font_weight\": \"bold\"\n }\n ]\n },\n {\n \"type\": \"paragraph\",\n \"runs\": [\n {\n \"text\": \"CERT-2026-ADE-07284\"\n }\n ]\n }\n ]\n },\n {\n \"column_span\": 4,\n \"blocks\": [\n {\n \"type\": \"paragraph\",\n \"runs\": [\n {\n \"text\": \"Issued By\",\n \"font_weight\": \"bold\"\n }\n ]\n },\n {\n \"type\": \"paragraph\",\n \"runs\": [\n {\n \"text\": \"Dr. Elena Marchetti,\\n Program Director\"\n }\n ]\n }\n ]\n },\n {\n \"column_span\": 4,\n \"blocks\": [\n {\n \"type\": \"qr-code\",\n \"value\": \"https://verify.horizonacademy.com/cert/2026-ADE-07284\",\n \"width_in_pt\": 80,\n \"height_in_pt\": 80,\n \"fg_hex_color\": \"#000000\",\n \"bg_hex_color\": \"#FFFFFF\"\n }\n ]\n }\n ]\n }\n ]\n}"
},
"type": "n8n-nodes-iterationlayer.iterationLayer",
"typeVersion": 1,
"position": [
500,
300
],
"id": "a859a86f-0bbc-4716-a641-32decccea99f",
"name": "Generate Document",
"credentials": {
"iterationLayerApi": {
"id": "1",
"name": "Iteration Layer API"
}
}
}
],
"connections": {
"Manual Trigger": {
"main": [
[
{
"node": "Generate Document",
"type": "main",
"index": 0
}
]
]
}
},
"settings": {
"executionOrder": "v1"
}
}
Generate a PDF certificate of completion. Use the generate_document tool with format "pdf" in landscape orientation and these content blocks:
- Headline: "Certificate of Achievement"
- Paragraph: "This certifies that"
- Headline: [recipient name] in large text
- Paragraph: "has successfully completed"
- Headline: [course title]
- Paragraph: completion date — [date]
- Barcode: QR code linking to [verification URL]
{
"success": true,
"data": {
"buffer": "JVBERi0xLjcKMSAwIG9iago8...",
"mime_type": "application/pdf"
}
}
아직 리뷰가 없습니다. 사용해 본 소감을 남겨 주세요.
로그인 없이 쓸 수 있습니다. 사용 후기, 질문, 작동하지 않은 환경 등을 편하게 남겨 주세요.
아직 댓글이 없습니다. 첫 댓글을 남겨 보세요.
Resize, sharpen, and compress an image to fit email platform size limits in a single pipeline.
한국어 요약은 준비 중입니다. 원문 설명을 표시하고 있습니다.
Compress an image to fit within a specific file size in bytes using quality-first compression.
한국어 요약은 준비 중입니다. 원문 설명을 표시하고 있습니다.
Convert a contract PDF to clean markdown for clause extraction or LLM analysis.
한국어 요약은 준비 중입니다. 원문 설명을 표시하고 있습니다.
Convert external documents — specs, contracts, reports — to markdown for knowledge base ingestion.
한국어 요약은 준비 중입니다. 원문 설명을 표시하고 있습니다.
Convert a document to clean markdown suitable for chunking and embedding in a RAG pipeline.
한국어 요약은 준비 중입니다. 원문 설명을 표시하고 있습니다.
Convert an image between PNG, JPEG, and WebP formats with quality control for web optimization.
한국어 요약은 준비 중입니다. 원문 설명을 표시하고 있습니다.